D defs.my
Entry 1 sense Webster, 1913

Fallacious

/fəl-āsh'-əs/ · Fal·la·cious · IPA /fəˈleɪ.ʃəs/
01 a. Embodying or pertaining to a fallacy; illogical; fitted to deceive; misleading; delusive; as, fallacious arguments or reasoning.
  1. 1.
    Embodying or pertaining to a fallacy; illogical; fitted to deceive; misleading; delusive; as, fallacious arguments or reasoning.